diff options
Diffstat (limited to 'Modules/Internal')
| -rw-r--r-- | Modules/Internal/CUDAToolkit.cmake | 227 |
1 files changed, 0 insertions, 227 deletions
diff --git a/Modules/Internal/CUDAToolkit.cmake b/Modules/Internal/CUDAToolkit.cmake deleted file mode 100644 index 291bb01..0000000 --- a/Modules/Internal/CUDAToolkit.cmake +++ /dev/null @@ -1,227 +0,0 @@ -# Distributed under the OSI-approved BSD 3-Clause License. See accompanying -# file Copyright.txt or https://cmake.org/licensing for details. - -# This file is for sharing code for finding basic CUDA toolkit information between -# CMakeDetermineCUDACompiler.cmake and FindCUDAToolkit.cmake. - -# For NVCC we can easily deduce the SDK binary directory from the compiler path. -if(CMAKE_CUDA_COMPILER_LOADED AND NOT CUDAToolkit_BIN_DIR AND CMAKE_CUDA_COMPILER_ID STREQUAL "NVIDIA") - get_filename_component(cuda_dir "${CMAKE_CUDA_COMPILER}" DIRECTORY) - set(CUDAToolkit_BIN_DIR "${cuda_dir}" CACHE PATH "") - mark_as_advanced(CUDAToolkit_BIN_DIR) - unset(cuda_dir) -endif() - -# Try language- or user-provided path first. -if(CUDAToolkit_BIN_DIR) - find_program(CUDAToolkit_NVCC_EXECUTABLE - NAMES nvcc nvcc.exe - PATHS ${CUDAToolkit_BIN_DIR} - NO_DEFAULT_PATH - ) -endif() - -# Search using CUDAToolkit_ROOT -find_program(CUDAToolkit_NVCC_EXECUTABLE - NAMES nvcc nvcc.exe - PATHS ENV CUDA_PATH - PATH_SUFFIXES bin -) - -# If the user specified CUDAToolkit_ROOT but nvcc could not be found, this is an error. -if(NOT CUDAToolkit_NVCC_EXECUTABLE AND (DEFINED CUDAToolkit_ROOT OR DEFINED ENV{CUDAToolkit_ROOT})) - # Declare error messages now, print later depending on find_package args. - set(fail_base "Could not find nvcc executable in path specified by") - set(cuda_root_fail "${fail_base} CUDAToolkit_ROOT=${CUDAToolkit_ROOT}") - set(env_cuda_root_fail "${fail_base} environment variable CUDAToolkit_ROOT=$ENV{CUDAToolkit_ROOT}") - - if(CUDAToolkit_FIND_REQUIRED) - if(DEFINED CUDAToolkit_ROOT) - message(FATAL_ERROR ${cuda_root_fail}) - elseif(DEFINED ENV{CUDAToolkit_ROOT}) - message(FATAL_ERROR ${env_cuda_root_fail}) - endif() - else() - if(NOT CUDAToolkit_FIND_QUIETLY) - if(DEFINED CUDAToolkit_ROOT) - message(STATUS ${cuda_root_fail}) - elseif(DEFINED ENV{CUDAToolkit_ROOT}) - message(STATUS ${env_cuda_root_fail}) - endif() - endif() - set(CUDAToolkit_FOUND FALSE) - unset(fail_base) - unset(cuda_root_fail) - unset(env_cuda_root_fail) - return() - endif() -endif() - -# CUDAToolkit_ROOT cmake / env variable not specified, try platform defaults. -# -# - Linux: /usr/local/cuda-X.Y -# - macOS: /Developer/NVIDIA/CUDA-X.Y -# - Windows: C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\vX.Y -# -# We will also search the default symlink location /usr/local/cuda first since -# if CUDAToolkit_ROOT is not specified, it is assumed that the symlinked -# directory is the desired location. -if(NOT CUDAToolkit_NVCC_EXECUTABLE) - if(UNIX) - if(NOT APPLE) - set(platform_base "/usr/local/cuda-") - else() - set(platform_base "/Developer/NVIDIA/CUDA-") - endif() - else() - set(platform_base "C:\\Program Files\\NVIDIA GPU Computing Toolkit\\CUDA\\v") - endif() - - # Build out a descending list of possible cuda installations, e.g. - file(GLOB possible_paths "${platform_base}*") - # Iterate the glob results and create a descending list. - set(possible_versions) - foreach (p ${possible_paths}) - # Extract version number from end of string - string(REGEX MATCH "[0-9][0-9]?\\.[0-9]$" p_version ${p}) - if(IS_DIRECTORY ${p} AND p_version) - list(APPEND possible_versions ${p_version}) - endif() - endforeach() - - # Cannot use list(SORT) because that is alphabetical, we need numerical. - # NOTE: this is not an efficient sorting strategy. But even if a user had - # every possible version of CUDA installed, this wouldn't create any - # significant overhead. - set(versions) - foreach (v ${possible_versions}) - list(LENGTH versions num_versions) - # First version, nothing to compare with so just append. - if(num_versions EQUAL 0) - list(APPEND versions ${v}) - else() - # Loop through list. Insert at an index when comparison is - # VERSION_GREATER since we want a descending list. Duplicates will not - # happen since this came from a glob list of directories. - set(i 0) - set(early_terminate FALSE) - while (i LESS num_versions) - list(GET versions ${i} curr) - if(v VERSION_GREATER curr) - list(INSERT versions ${i} ${v}) - set(early_terminate TRUE) - break() - endif() - math(EXPR i "${i} + 1") - endwhile() - # If it did not get inserted, place it at the end. - if(NOT early_terminate) - list(APPEND versions ${v}) - endif() - endif() - endforeach() - - # With a descending list of versions, populate possible paths to search. - set(search_paths) - foreach (v ${versions}) - list(APPEND search_paths "${platform_base}${v}") - endforeach() - - # Force the global default /usr/local/cuda to the front on Unix. - if(UNIX) - list(INSERT search_paths 0 "/usr/local/cuda") - endif() - - # Now search for nvcc again using the platform default search paths. - find_program(CUDAToolkit_NVCC_EXECUTABLE - NAMES nvcc nvcc.exe - PATHS ${search_paths} - PATH_SUFFIXES bin - ) - - # We are done with these variables now, cleanup for caller. - unset(platform_base) - unset(possible_paths) - unset(possible_versions) - unset(versions) - unset(i) - unset(early_terminate) - unset(search_paths) - - if(NOT CUDAToolkit_NVCC_EXECUTABLE) - if(CUDAToolkit_FIND_REQUIRED) - message(FATAL_ERROR "Could not find nvcc, please set CUDAToolkit_ROOT.") - elseif(NOT CUDAToolkit_FIND_QUIETLY) - message(STATUS "Could not find nvcc, please set CUDAToolkit_ROOT.") - endif() - - set(CUDAToolkit_FOUND FALSE) - return() - endif() -endif() - -if(NOT CUDAToolkit_BIN_DIR AND CUDAToolkit_NVCC_EXECUTABLE) - get_filename_component(cuda_dir "${CUDAToolkit_NVCC_EXECUTABLE}" DIRECTORY) - set(CUDAToolkit_BIN_DIR "${cuda_dir}" CACHE PATH "" FORCE) - mark_as_advanced(CUDAToolkit_BIN_DIR) - unset(cuda_dir) -endif() - -get_filename_component(CUDAToolkit_ROOT_DIR ${CUDAToolkit_BIN_DIR} DIRECTORY ABSOLUTE) - -# Handle cross compilation -if(CMAKE_CROSSCOMPILING) - if(CMAKE_SYSTEM_PROCESSOR STREQUAL "armv7-a") - # Support for NVPACK - set(CUDAToolkit_TARGET_NAME "armv7-linux-androideabi") - elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "arm") - # Support for arm cross compilation - set(CUDAToolkit_TARGET_NAME "armv7-linux-gnueabihf") - elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64") - # Support for aarch64 cross compilation - if(ANDROID_ARCH_NAME STREQUAL "arm64") - set(CUDAToolkit_TARGET_NAME "aarch64-linux-androideabi") - else() - set(CUDAToolkit_TARGET_NAME "aarch64-linux") - endif(ANDROID_ARCH_NAME STREQUAL "arm64") - elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL "x86_64") - set(CUDAToolkit_TARGET_NAME "x86_64-linux") - endif() - - if(EXISTS "${CUDAToolkit_ROOT_DIR}/targets/${CUDAToolkit_TARGET_NAME}") - set(CUDAToolkit_TARGET_DIR "${CUDAToolkit_ROOT_DIR}/targets/${CUDAToolkit_TARGET_NAME}") - # add known CUDA target root path to the set of directories we search for programs, libraries and headers - list(PREPEND CMAKE_FIND_ROOT_PATH "${CUDAToolkit_TARGET_DIR}") - - # Mark that we need to pop the root search path changes after we have - # found all cuda libraries so that searches for our cross-compilation - # libraries work when another cuda sdk is in CMAKE_PREFIX_PATH or - # PATh - set(_CUDAToolkit_Pop_ROOT_PATH True) - endif() -else() - # Not cross compiling - set(CUDAToolkit_TARGET_DIR "${CUDAToolkit_ROOT_DIR}") - # Now that we have the real ROOT_DIR, find components inside it. - list(APPEND CMAKE_PREFIX_PATH ${CUDAToolkit_ROOT_DIR}) - - # Mark that we need to pop the prefix path changes after we have - # found the cudart library. - set(_CUDAToolkit_Pop_Prefix True) -endif() - -# Find the include/ directory -find_path(CUDAToolkit_INCLUDE_DIR - NAMES cuda_runtime.h -) - -# Find a tentative CUDAToolkit_LIBRARY_DIR. FindCUDAToolkit overrides it by searching for the CUDA runtime, -# but we can't do that here, as CMakeDetermineCUDACompiler wants to use it before the variables necessary -# for find_library() have been initialized. -if(EXISTS "${CUDAToolkit_TARGET_DIR}/lib64") - set(CUDAToolkit_LIBRARY_DIR "${CUDAToolkit_TARGET_DIR}/lib64") -elseif(EXISTS "${CUDAToolkit_TARGET_DIR}/lib/x64") - set(CUDAToolkit_LIBRARY_DIR "${CUDAToolkit_TARGET_DIR}/lib/x64") -elseif(EXISTS "${CUDAToolkit_TARGET_DIR}/lib") - set(CUDAToolkit_LIBRARY_DIR "${CUDAToolkit_TARGET_DIR}/lib") -endif() |